Question 955832
{{{y=2(x-5)^2}}}
{{{y=2(x-5)(x-5)}}}
{{{y=2(x-5)x+2(x-5)(-5)}}}
{{{y=2(x^2-5x)+2(-5x+25)}}}
{{{y=2x^2-10x-10x+50}}}
{{{y=2x^2-20x+50}}}